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# Use the following to answer the questions below:A random sample of 48 students at a large university ...

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2 months ago
Use the following to answer the questions below:

A random sample of 48 students at a large university reported getting an average of 7 hours of sleep on weeknights, with standard deviation 1.62 hours. A dotplot of the data is provided.

Construct a 95% confidence interval for the average amount of weeknight sleep for students at this university. Round the margin of error to two decimal places.

▸ 6.48 to 7.52 hours

▸ 6.53 to 7.47 hours

▸ 6.54 to 7.46 hours

▸ 6.40 to 7.60 hours
Textbook

## Statistics: Unlocking the Power of Data

Edition: 3rd
Authors:
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Answer verified by a subject expert
olskeeolskee
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